Hot rolled Reinforcing Steel rebar 6-12m
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 17497 m.t./month
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Specification
Standard:
AISI,EN
Technique:
Hot Rolled
Shape:
U Channel
Surface Treatment:
Dry
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400
Certification:
ISO
Thickness:
6-40mm
Length:
6M/12M
Net Weight:
1-2.5MT
Rebar has ridges that bind it mechanically to the concrete with friction, it can still be pulled out of the concrete
under high stresses, an occurrence that often precedes a larger-scale collapse of the structure. To prevent such
a failure, rebar is either deeply embedded into adjacent structural members, or bent and hooked at the ends to lock
it around the concrete and other rebars. This first approach increases the friction locking the bar into place while the
second makes use of the high compressive strength of concrete.
Product Description :
Chemical composition (%): | Steel | C | Si | Mn | P | S | Ceq | ||||
HRB335 |
0.25 |
0.80 |
1.60 |
0.045 |
0.045 | 0.52 | |||||
HRB400 | 0.54 | ||||||||||
HRB500 | 0.55 | ||||||||||
Mechanical properties | Steel | Rel/ MPa | Rm/ MPa | A/ % | Agt/ % | ||||||
≥ | |||||||||||
HRB335 | 335 | 455 | 17 |
7.5 | |||||||
HRB400 | 400 | 540 | 16 | ||||||||
HRB500 | 500 | 630 | 15 | ||||||||
Package: | Standard export packing or as customer's request | ||||||||||
Application: | Construction, building, bridge, road. ect | ||||||||||
Payment terms | 1).100% irrevocable L/C at sight. | ||||||||||
Delivery time | 15-30 days after receipt of L/C or deposit by T/T | ||||||||||
Features
1、Pure steel quality, stable chemical contents, small tolerance.
2、Constant Quality, good drawing performance.
3、High dimension accuracy degree, accuracy degree of Level C up to 80%, smooth surface, less scale, easy to be pickled.
4、Automatic bundling with 4 lines by Machine in tidy and good looks
5、Big high quality percentage, small coil percentage, and heavy coil weight for Hard Coil.
6、High sorbitizing percentage.
Packing:
In bundles, each bundle weight 3.5 tons. Load by container or by bulk verssel.
FAQ:
1.Q: What's your MOQ(minimum order quantity)?
A: One full container, mixed acceptable .
2. Q: What's your packing methods?
A: Packed in bundle or bulk ..
3. Q: How can I buy CNBM products in my country?
A:Please send us an inquiry or email ,we will reply to you if there is distributor in your country
4. Q: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
5. Q: How long does it take to get the product if i place an order?
A:With the process of your requirements,we will pack and deliver in 3-7 days. If it is by sea shipment,it will take 15-45 days depending on different locations
- Q: Are steel rebars suitable for use in structures with aggressive soil conditions?
- Structures facing aggressive soil conditions should generally consider the suitability of steel rebars. The specific characteristics of the soil and its potential impact on the rebars must be taken into account. Aggressive soil conditions often involve excessive moisture, acidity, or corrosive substances, which can lead to corrosion and compromise the structural integrity of the construction. To prevent corrosion, several measures can be employed. One effective approach is the use of corrosion-resistant steel rebars, including stainless steel or epoxy-coated rebars. These materials offer an additional layer of protection against aggressive soil conditions. In addition, proper design and construction techniques can help minimize the adverse effects of aggressive soil conditions on the rebars. Implementing adequate drainage systems, waterproofing measures, and protective coatings can prevent direct contact between the soil and the rebars. It is crucial to seek advice from structural engineers and soil science experts when assessing the suitability of steel rebars in structures facing aggressive soil conditions. Their expertise and recommendations are invaluable for ensuring the longevity and safety of the structure.
- Q: Are steel rebars suitable for use in earthquake-resistant structures?
- Yes, steel rebars are suitable for use in earthquake-resistant structures. Steel rebars, also known as reinforcing bars, are commonly used in construction to provide structural strength and reinforcement. They have been proven to be effective in improving the strength and ductility of concrete structures, making them more resistant to seismic forces. During an earthquake, structures are subjected to intense shaking and ground motion. Steel rebars help in distributing and dissipating the energy generated by these seismic forces, thereby reducing the vulnerability of a structure to damage or collapse. The use of steel rebars enhances the overall structural integrity and stability, enabling buildings and other infrastructure to withstand the lateral and vertical forces associated with earthquakes. Moreover, steel rebars possess excellent tensile strength, which is crucial for seismic resistance. Unlike concrete, which is strong in compression but weak in tension, steel rebars provide the necessary reinforcement to counteract tensile stresses caused by seismic activity. This ability to resist both compression and tension makes steel rebars an ideal choice for earthquake-resistant structures. Additionally, steel rebars can be designed and installed in such a way that they provide additional ductility to a structure. Ductility refers to a material's ability to undergo deformation without fracturing. During an earthquake, structures with higher ductility can undergo significant deformations and absorb energy, reducing the risk of catastrophic failure. Steel rebars are known for their high ductility, allowing them to effectively absorb and dissipate seismic energy. In conclusion, steel rebars are highly suitable for use in earthquake-resistant structures. Their strength, ability to resist both compression and tension, and high ductility make them an essential component in ensuring the structural integrity and safety of buildings and infrastructure in seismic-prone areas.
- Q: How do steel rebars affect the constructability of projects in environmentally sensitive areas?
- Steel rebars can have a significant impact on the constructability of projects in environmentally sensitive areas. Their use can present challenges in terms of excavation and foundation work, as well as potential disturbance to delicate ecosystems. Additionally, the production and transportation of steel rebars can contribute to carbon emissions and other environmental concerns. Therefore, alternative construction materials or techniques may need to be considered to minimize the environmental impact and ensure sustainable development in these areas.
- Q: How are steel rebars cut and shaped on-site?
- On-site, steel rebars are commonly subjected to cutting and shaping using a variety of tools and techniques. The typical process entails the following steps: 1. Measurement: Prior to anything else, the rebars are measured to determine their required length and shape. Measuring tapes, rulers, or other measuring devices are employed for this purpose. 2. Marking: Once the measurements have been taken, the rebars are marked at the appropriate points using chalk or a marker. These markings serve as guidelines to ensure accurate cutting and shaping of the rebars. 3. Cutting: Mechanical or hydraulic cutting tools are then utilized to cut the rebars along the marked lines. Rebar cutters, angle grinders with cutting discs, or portable band saws are some commonly employed tools. These tools are specifically designed to handle the high strength of steel rebars, resulting in clean and precise cuts. 4. Shaping: After the rebars have been cut to the desired lengths, they can be further shaped as required. This shaping process involves bending the rebars to specific angles or curves. Manual rebar benders or electric rebar bending machines are commonly used for this purpose. These tools enable accurate shaping of the rebars, ensuring compliance with the necessary structural design. 5. Tying: Once the rebars have been cut and shaped, they are often bound together using wire or rebar tying machines. This binding process aids in securing the rebars in their designated positions within the concrete structure. It is important to emphasize that the cutting and shaping of rebars on-site necessitate skilled workers who possess the necessary training to handle the tools and observe appropriate safety measures. These workers must also possess a solid understanding of the structural requirements and be capable of interpreting construction drawings to accurately cut and shape the rebars in accordance with the project specifications.
- Q: How are steel rebars used in the construction of power plants?
- Steel rebars are commonly used in the construction of power plants due to their strength and durability. These reinforced steel bars are used to provide structural support and reinforcement to various concrete elements in the power plant construction. One of the primary applications of steel rebars in power plant construction is in the construction of foundations and structural members. Power plants require strong and stable foundations to support the heavy equipment and machinery, as well as withstand the dynamic loads and vibrations. Steel rebars are embedded within the concrete foundation to enhance its structural integrity and resistance to compressive and tensile forces. In addition to foundations, steel rebars are also used in the construction of walls, columns, and beams in power plants. These elements play a crucial role in supporting the overall structure and ensuring its stability. By adding steel rebars to the concrete mix, the resulting reinforced concrete components can bear higher loads and resist cracking or deformation under stress. Furthermore, steel rebars are utilized in the construction of containment structures in nuclear power plants. These structures are designed to confine any potential release of radioactive materials in case of accidents or incidents. By incorporating steel rebars into the concrete walls and floors of these containment structures, their strength and resistance to impact and penetration are significantly enhanced, thereby improving the safety and security of the power plant. Overall, steel rebars play a vital role in the construction of power plants by providing reinforcement to concrete elements and ensuring the structural integrity and longevity of the facility. Their use enhances the strength, durability, and safety of the power plant, making it capable of withstanding various operational and environmental conditions.
- Q: What is the diameter range of steel rebars?
- The diameter range of steel rebars typically varies from 6mm to 50mm.
- Q: How do steel rebars affect the overall noise insulation of a structure?
- Steel rebars have a minimal impact on the overall noise insulation of a structure. This is because noise insulation primarily depends on the density and thickness of the materials used in the construction of walls, floors, and ceilings. Steel rebars, being used to reinforce concrete structures, do not significantly contribute to the sound insulation properties of a building. The primary function of steel rebars is to provide strength and stability to the concrete, ensuring its structural integrity. They are typically embedded within the concrete, resulting in their presence throughout the building's framework. However, the steel rebars themselves do not possess any sound-absorbing or sound-blocking characteristics. To enhance the noise insulation of a structure, other sound insulation materials such as insulation boards, acoustic panels, or soundproofing materials need to be incorporated into the building design. These materials are specifically designed to absorb or block sound waves, reducing the transmission of noise from one area to another. While steel rebars may not directly contribute to noise insulation, they indirectly play a role in maintaining the overall structural integrity of a building. A well-constructed and sturdy structure can help minimize vibrations and sound transmission caused by external noise sources. Therefore, while steel rebars themselves do not significantly affect noise insulation, their presence indirectly contributes to a more solid and stable building, which can help reduce structural vibrations and unwanted noise.
- Q: How are steel rebars used in industrial buildings?
- Steel rebars are used in industrial buildings to reinforce concrete structures and enhance their strength and durability. They are typically embedded within the concrete to provide additional support and prevent cracking or collapse under heavy loads or seismic activity. Rebars help to distribute the load evenly throughout the structure and ensure its structural integrity, making them vital components in the construction of industrial buildings.
- Q: How do steel rebars contribute to the overall resistance against natural disasters?
- Steel rebars contribute to the overall resistance against natural disasters in various ways. Firstly, steel rebars are extensively used in reinforced concrete structures such as buildings, bridges, and dams, which are designed to withstand natural disasters like earthquakes and hurricanes. The addition of steel rebars increases the structural integrity of these concrete elements, making them more resistant to the forces exerted by such disasters. During earthquakes, the flexible nature of steel rebars allows them to absorb and distribute the seismic energy throughout the structure. This helps in dissipating the destructive forces and reducing the chances of collapse or severe damage. The presence of steel rebars also enhances the ductility of reinforced concrete structures, which means they can deform and flex without breaking, thus improving their overall resilience against seismic events. In the case of hurricanes or strong winds, steel rebars provide additional strength and stability to concrete structures. They act as reinforcement, preventing the concrete from cracking or crumbling under the pressure of high winds. The combination of the tensile strength of steel and the compressive strength of concrete creates a robust and durable structure that can withstand the powerful forces generated by hurricanes. Furthermore, steel rebars play a crucial role in the construction of flood-resistant structures. During flooding events, the strength and corrosion resistance of steel rebars ensure the structural integrity of buildings and other infrastructure, preventing them from being severely damaged or washed away. The use of steel rebars in flood-prone areas helps in creating resilient structures that can withstand the erosive forces of water and remain intact. Overall, steel rebars significantly contribute to the overall resistance against natural disasters by enhancing the strength, durability, and flexibility of concrete structures. Their presence improves the structural integrity and resilience of buildings, bridges, and other infrastructure, making them more capable of withstanding the destructive forces unleashed by earthquakes, hurricanes, and floods.
- Q: What is the thermal expansion coefficient of steel rebars?
- The thermal expansion coefficient of steel rebars refers to the rate at which the rebars expand or contract with changes in temperature. Steel is known to have a relatively low thermal expansion coefficient, typically around 12 x 10^-6 per degree Celsius. This means that for every degree increase in temperature, the length of the steel rebar will increase by approximately 0.000012 times its original length. It is important to consider the thermal expansion coefficient of steel rebars in construction projects to prevent potential issues such as structural instability and cracking due to temperature variations.
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Hot rolled Reinforcing Steel rebar 6-12m
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 17497 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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